London: Calder and Boyars, 1968. 8vo. Original pictorial wrappers. A fine, well-preserved copy with some minor wear at the extremities and a few small soilmarks. Item #408201
First UK edition, simultaneous paperback issue, signed by Burroughs on the title-page. This was Burrough's fourth novel, and the last of the trilogy originally published by Olympia in Paris. The British edition, like Grove Press's 1967 US edition, was an extensively revised text.